ISRC GBAJY1611208
Verified recording
GBAJY1611208 is “Cello Concerto in A Major, H. 439: II. Largo con sordini, mesto” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xbf5c657852590557371a6b9ccd93fc9adac6d7d15a62a54b9e3ed166b887afb1 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY1611208.
Recording identifiers
- ISRC
- GBAJY1611208
- Title
- Cello Concerto in A Major, H. 439: II. Largo con sordini, mesto
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0xbf5c657852590557371a6b9ccd93fc9adac6d7d15a62a54b9e3ed166b887afb1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a196ac0af19fe97f147fb8cbc01fa3571f9b6f25101bf5731c5f634086cb240a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY1611208
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cello Concerto in A Major, H. 439: II. Largo con sordini, mesto · Machine-readable JSON-LD